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video/main.py

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from PIL import Image
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import numpy as np
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import uvicorn
import threading
import time
import os
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from fastapi import FastAPI
# 新增:导入 CORS 相关依赖
from fastapi.middleware.cors import CORSMiddleware
# 导入 Flask 服务实例
from app import app as flask_app
# 原有业务导入
from core.all import load_model, detect
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from ds.config import SERVER_CONFIG
from middle.error_handler import global_exception_handler
from service.user_service import router as user_router
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from service.sensitive_service import router as sensitive_router
from service.face_service import router as face_router
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from service.device_service import router as device_router
from service.model_service import router as model_router # 模型管理路由
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from ws.ws import ws_router, lifespan
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from core.establish import create_directory_structure
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# Flask 服务启动函数(不变)
def start_flask_service():
try:
print(f"\n[Flask 服务] 准备启动端口5000")
print(f"[Flask 服务] 访问示例http://服务器IP:5000/resource/dect/ocr/xxx.jpg\n")
BASE_IMAGE_DIR = os.path.abspath(os.path.join("resource", "dect"))
if not os.path.exists(BASE_IMAGE_DIR):
print(f"[Flask 服务] 图片根目录不存在,创建:{BASE_IMAGE_DIR}")
os.makedirs(BASE_IMAGE_DIR, exist_ok=True)
flask_app.run(
host="0.0.0.0",
port=5000,
debug=False,
use_reloader=False
)
except Exception as e:
print(f"[Flask 服务] 启动失败:{str(e)}")
# 初始化 FastAPI 应用(新增 CORS 配置)
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app = FastAPI(
title="内容安全审核后台",
description="含图片访问服务和动态模型管理",
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version="1.0.0",
lifespan=lifespan
)
# ------------------------------
# 新增:完整 CORS 配置(解决跨域问题)
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# ------------------------------
# 1. 允许的前端域名(根据实际情况修改!本地开发通常是 http://localhost:8080 等)
ALLOWED_ORIGINS = [
# "http://localhost:8080", # 前端本地开发地址(必改,填实际前端地址)
# "http://127.0.0.1:8080",
# "http://服务器IP:8080", # 部署后前端地址(如适用)
"*" #表示允许所有域名(开发环境可用,生产环境不推荐)
]
# 2. 配置 CORS 中间件
app.add_middleware(
CORSMiddleware,
allow_origins=ALLOWED_ORIGINS, # 允许的前端域名
allow_credentials=True, # 允许携带 Cookie如需登录态则必开
allow_methods=["*"], # 允许所有 HTTP 方法(包括 PUT/DELETE
allow_headers=["*"], # 允许所有请求头(包括 Content-Type
)
# 注册路由(不变)
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app.include_router(user_router)
app.include_router(device_router)
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app.include_router(face_router)
app.include_router(sensitive_router)
app.include_router(model_router) # 模型管理路由
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app.include_router(ws_router)
# 注册全局异常处理器(不变)
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app.add_exception_handler(Exception, global_exception_handler)
# 主服务启动入口(不变)
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if __name__ == "__main__":
# 1. 初始化资源
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create_directory_structure()
print(f"[初始化] 目录结构创建完成")
# 创建模型保存目录
MODEL_SAVE_DIR = os.path.join("core", "models")
os.makedirs(MODEL_SAVE_DIR, exist_ok=True)
print(f"[初始化] 模型保存目录:{MODEL_SAVE_DIR}")
# # 模型路径配置
# YOLO_MODEL_PATH = os.path.join("core", "models", "best.pt")
# OCR_CONFIG_PATH = os.path.join("core", "config", "config.yaml")
# print(f"[初始化] 默认YOLO模型路径{YOLO_MODEL_PATH}")
# print(f"[初始化] OCR 配置路径:{OCR_CONFIG_PATH}")
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# 加载检测模型
try:
load_success = load_model()
if load_success:
print(f"[初始化] 检测模型加载完成")
else:
print(f"[初始化] 未找到默认模型可通过API上传并设置默认模型")
except Exception as e:
print(f"[初始化] 模型加载警告:{str(e)}(服务仍启动)")
# 2. 启动 Flask 服务(子线程)
flask_thread = threading.Thread(
target=start_flask_service,
daemon=True
)
flask_thread.start()
# 等待 Flask 初始化
time.sleep(1)
if flask_thread.is_alive():
print(f"[Flask 服务] 启动成功(运行中)")
else:
print(f"[Flask 服务] 启动失败!图片访问不可用")
# 3. 启动 FastAPI 主服务
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port = int(SERVER_CONFIG.get("port", 8000))
print(f"\n[FastAPI 服务] 准备启动,端口:{port}")
print(f"[FastAPI 服务] 接口文档http://服务器IP:{port}/docs\n")
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uvicorn.run(
app="main:app",
host="0.0.0.0",
port=port,
workers=1,
ws="websockets",
reload=False
)